Correspondence still missing: John Andersson, Albert Jensen, Armando Borghi, Sarat Chandra Bose, Irving S. Canter, John Cherney, C. R. Das, James Dawson, George Gloss, Abba Gordin, Walter Hanke, Hippolyte Havel, Harry Hooton, Li Pei Kan (Ba Jin), K. S. Karanth, Tato Lorenzo, Louis Louvet, Sarojini Naidu, Margarete Buber-Neumann, Raja Rao, Herbert Read, Diego Abad de Santillan, Augustin Souchy, Takamure Itsue, Florence Lebedoff.
Armand, E. (Ernest Lucien-Juin) (1872–1962)
French individualist anarchist, editor of L’en dehors and L’Unique.
Archives: Archives nationales, Paris, France, Institut français d’histoire sociale (IFHS). 14AS – link
- 01.08.1926: Acharya to Armand
- 25.12.1928: Acharya to Armand
- 01.04.1931: Acharya to Armand
- 28.02.1932: Acharya to Armand
- 22.11.1932: Acharya to Armand
- 25.12.1932: Acharya to Armand
- 08.02.1934: Acharya to Armand
- 18.02.1934: Acharya to Armand
- 24.04.1934: Acharya to Armand
- 01.12.1934: Acharya to Armand
- 18.12.1934: Acharya to Armand
- 07.02.1935: Acharya to Armand
- 14.02.1935: Acharya to Armand
- 05.03.1935: Acharya to Armand
- 17.05.1935: Acharya to Armand
- 14.06.1935: Acharya to Armand
- 02.07.1945: Acharya to Armand
- 18.03.1946: Acharya to Armand
- 14.06.1946: Acharya to Armand
- 22.07.1946: Armand to Acharya
- 12.09.1946: Acharya to Armand
- 03.02.1949: Acharya to Armand
Baldwin, Roger Nash (1884–1981)
Founder of the American Civil Liberties Union (ACLU), visited Berlin in 1927.
Archives: American Civil Liberties Union, American Jurisprudence Collections at the Mudd Manuscript Library – link
- 01.12.1948: Acharya to Baldwin
- 09.12.1948: Baldwin to Acharya
Berkman, Alexander (1870–1936)
Russian-American anarchist, lived in Berlin in the early 1920s.
Archives: Alexander Berkman Papers, International Institute of Social History – link (online)
- 29.08.1925: Acharya to Berkman
- 22.03.1929: Berkman to Acharya
- 25.04.1929: Berkman to Acharya
Day, Hem (Marcel Dieu) (1902–1969)
Belgian anarchist and pacifist.
Archives: Mundaneum, Archives Centre and Library – link
- 15.05.1951: Acharya to Day
Ekengren, Bert (Bert Jansson) (1928–2003)
Swedish anarchist, contributor to Arbetaren.
Archives: Arbetarrörelsens Arkiv och Bibliotek, Huddinge, Sweden – link
- 23.10.1949: Acharya to Ekengren
- 14.11.1949: Acharya to Ekengren
- 01.01.1950: Acharya to Ekengren
- 08.05.1950: Acharya to Ekengren
- 19.07.1951: Acharya to Ekengren
Executive Committee of the Communist International (ECCI)
Archives: coming soon
- 30.01.1921: Acharya to ECCI
- 23.03.1921: Acharya to ECCI
- 22.07.1921: Acharya to ECCI
- 03.08.1921: Acharya to ECCI
India Office, London
Correspondence regarding applications for passports in the 1920s-1930s, including letters to Wedgwood Benn and Fenner Brockway.
Archives: India Office Records (IOR)/L/PJ/12/174, IOR/L/E/7/1439, file 721; IOR/L/PJ/6/1968, file 3981
Indian National Congress (INC)
Archives: coming soon
- 15.04.1928: Acharya to INC
- 27.10.1931: Acharya to INC
Gandhi, Mohandas Karamchand (1869–1948)
Indian national leader, non-violence and pacifism.
Archives: Sabarmati Ashram, correspondence, 1931 – link
- 12.09.1931: Acharya to Gandhi
- 29.10.1931: Acharya to Gandhi
German Foreign Office, Berlin
Correspondence regarding residence permission and passport applications in the 1920s-1930s.
Archives: Politisches Archiv des Auswärtigen Amts, Berlin – link
de Jong, Albert (1891–1970)
Dutch anarchist and pacifist, secretary of the International Anti-Militarist Bureau and the International Antimilitarist Commission.
Archives: Archive IAMV, ARCH00662.455, 458, 462, International Institute of Social History – link (online)
- 16.09.1927: de Jong to Acharya
- 21.09.1927: Acharya to de Jong
- 28.10.1927: Acharya to de Jong
- 16.11.1927: Acharya to de Jong
- 30.03.1928: de Jong to Acharya
- 03.04.1928: Acharya to de Jong
- 13.07.1928: Acharya to de Jong
- 21.07.1928: de Jong to Acharya
- 29.07.1928: Acharya to de Jong
- 16.08.1928: de Jong to Acharya
- 25.11.1928: Acharya to de Jong
- 16.06.1929: Acharya to de Jong
- 25.06.1929: Acharya to de Jong
- 06.08.1929: Acharya to de Jong
- 17.10.1929: de Jong to Acharya
- 20.10.1929: Acharya to de Jong
- 25.04.1930: Acharya to de Jong
- 11.05.1930: Acharya to de Jong
- 23.06.1930: de Jong to Acharya
- 25.06.1930: Acharya to de Jong
- 27.07.1930: Acharya to de Jong
- 30.07.1930: Acharya to de Jong
- 02.08.1930: de Jong to Acharya
- 30.12.1930: Acharya to de Jong
- 01.01.1931: Acharya to de Jong
- 23.02.1931: Acharya to de Jong
- 26.03.1931: de Jong to Acharya
- 08.04.1931: de Jong to Acharya
- 15.04.1931: Acharya to de Jong
- 17.05.1931: Acharya to IAMB
- 19.05.1931: Acharya to de Jong
- 20.05.1931: de Jong to Acharya
- 25.05.1931: de Jong to Acharya
- 09.07.1931: Acharya to de Jong
- 22.08.1931: Acharya to de Jong
- 01.09.1931: Acharya to de Jong
- 15.01.1932: Acharya to de Jong
- 30.04.1932: Acharya to de Jong
- 27.05.1932: de Jong to Acharya
- 22.07.1932: Acharya to de Jong
- 03.09.1932: Acharya to de Jong
Keell, Thomas H. (1866–1938)
British anarchist and editor of Freedom.
Archives: Freedom Archives, ARCH00428.435-438, International Institute of Social History – link
- 02.08.1925: Acharya to Keell
- 07.08.1925: Acharya to Keell
- 03.09.1925: Acharya to Keell
- 15.10.1925: Acharya to Keell
- 24.07.1926: Acharya to Keell
- 12.10.1929: Acharya to Keell
- 21.02.1932: Acharya to Keell
- 20.04.1932: Acharya to Keell
Key, Ellen (1849–1926)
Swedish feminist and writer.
Archives: Ellen Key Papers, Swedish National Archives – link
- 09.11.1918: Acharya to Key
- 19.12.1918: Acharya to Key
- 04.01.1919: Acharya to Key
Lenin, Vladimir (1870–1924)
Russian revolutionary, Bolshevik leader behind the Russian revolution in 1917.
Archives: RGASPI, documents of V. I. Lenin on activities in the international communist and labour movement – link
- 24.07.1920: Acharya to Lenin
- 27.07.1920: Acharya to Lenin
- 01.02.1921: Acharya to Lenin
Mashruwala, K. G. (1890–1952)
Indian independence activist, pacifist, and follower of Gandhi.
Archives: Victor Garcia Papers, B.A.S.E. (private collection)
Archives: Magnus Schwantje Papers, Archiv für alternatives Schrifttum – link
- 04.1950: Acharya to Mashruwala
- 01.08.1950: Mashruwala to Acharya
Müller-Lehning, Arthur (1899–2000)
Dutch historian and anarchist, member of the IWMA, the IAMB, and the IAC.
Archives: Archief IAMV, ARCH00662.455, International Institute of Social History – link (online)
- 15.08.1929: Müller-Lehning to Acharya
Relgis, Eugen (1895–1987)
Rumanian anarchist in exile in Uruguay, friend of Tato Lorenzo, editor of Inquietud.
Archives: Victor Garcia Papers, B.A.S.E (private collection)
- 31.03.1950: Acharya to Relgis
Rodriguez, Araceli
Secretary and treasurer of the Commission for International Anarchist Relations (CRIA).
Archives: Centre International de Recherches sur l’Anarchisme – link
- 10.03.1948: Acharya to Rodriguez
- 12.09.1949: Acharya to Rodriguez
- 26.02.1951: Rodriguez to Acharya
Ruminoff, Käthe (1895?–1980) on behalf of Ruth Fischer
German left communist, married to Basil Ruminoff (Vassili Ruminow), attended the 3rd congress of the Comintern in 1921, later secretary to Ernst Toller and Ruth Fischer.
Archives: Ruth Fischer papers, MS Ger 204, (1024), Box: 20. Houghton Library, Harvard University – link
- 22.01.1947: Ruminoff/Fischer to Acharya
Rüdiger, Helmut (1903–1966)
German anarchist, contributor to Der Syndikalist, exiled in Sweden in 1939
Archives: Helmut Rüdiger Papers, ARCH01220.49, International Institute of Social History – link
- 01.05.1950: Acharya to Rüdiger
Schwantje, Magnus (1877–1959)
German pacifist and animal rights activist, founder of the Bund für Radikale Ethik.
Archives: Archiv für alternatives Schrifttum – link
- 29.06.1950: Schwantje to Acharya
- 29.07.1950: Acharya to Schwantje
- 11.09.1950: Schwantje to Acharya
Souchy, Augustin (1892–1984)
German-Polish anarchist, secretary of the International Working Men’s Association and the International Anarchist Commission.
Archives: Augustin Souchy Papers, ARCH01364.17, International Institute of Social History – link
- 12.12.1950: Acharya to Souchy
- 16.04.1951: Acharya and Wanchoo to Souchy
Steelink, F. W.
May refer to Fannia Steelink, the wife of Nicolaas Steelink, a Dutch-American syndicalist and IWW-member.
Archives: Nicolaas Steelink Papers, Walter P. Reuther Library, Wayne State University – link
- 07.03.1948: Acharya to Steelink
Taiji Yamaga (1892–1970)
Japanese anarchist, founder of the Japanese Anarchist Federation.
Archives: CIRA Japana – link
- 21.11.1948: Acharya to Yamaga
- 26.12.1948: Acharya to Yamaga
- 22.07.1949: Acharya to Yamaga
- 19.04.1951: Acharya to Yamaga
- 29.04.1951: Acharya to Yamaga
- 01.08.1951: Acharya to Yamaga
Trotsky, Leon (1879–1940)
Russian revolutionary, leader of the Bolshevik revolution, exiled to Istanbul in 1929 to 1933.
Archives: Leon Trotsky exile papers, MS Russ 13.1, (95), Box: 1. Houghton Library, Harvard University – link (online)
Yelensky, Boris (1889–1974)
Russian anarchist, exiled in the United States
Archives: Boris Yelensky Papers, ARCH01674.46, International Institute of Social History – link
- 28.04.1947: Acharya to Yelensky
- 22.05.1947: Acharya to Yelensky
- 23.06.1947: Acharya to Yelensky
- 24.07.1947: Acharya to Yelensky
- 21.08.1947: Yelensky to Acharya
- 30.11.1948: Acharya to Yelensky
- 27.05.1953: Acharya to Yelensky
- 18.07.1953: Yelensky to Acharya
Ole Birk Laursen 